package com.itany.shop.util;

/**
 * Author:shixiaojun@itany.com
 * Date:2022/4/14 14:05
 * Version:1.0-SNAPSHOT
 * Description:
 */
public class ParameterUtil {

    public static boolean isNull(String s){
        return null == s || "".equals(s);
    }

}
